— 2 —
SECTION 1
GENERAL
This section is extracted
from instruction manual.
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
• Keep the temperature of soldering iron around 270˚C
during repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
Check the remaining power of the
headphone batteries
Pull up the suspender, and check that the
headphones’ power indicator lights in red. You
can now use the headphones.
Charge the batteries or install new batteries, if the
power indicator light is weak or turned off and
the sound become distorted or has a lot of noise.
POWER
3
Adjust the volume.
High
Low
Audio mode switch
Depress the audio mode switch (VOICE mode) to
emphasize the human voice. Press to release it
(NORMAL mode) for normal tone quality.
Audio mode switch
NORMAL
VOICE
